【英文标准名称】:StandardTestMethodforTestingVerticalStripDrainsintheCrimpedCondition
【原文标准名称】:测试压接条件下垂直带材排水管的标准试验方法
【标准号】:ASTMD6918-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D35.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:constanthead;crimped;flowvelocity;percentchange;uncrimped;verticalstripdrainconfinedcrimptest;Constantheadtesting;Crimpedflowtesting;Drainagematerials/systems;Flowandflowrate--water;Performance--drainagematerials/applications;S
【摘要】:Thistestmethodisconsideredsatisfactoryfortheacceptanceofcommercialshipmentsofverticalstripdrains.Incaseofdisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisanystatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatashomogenousaspossible,andthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldberandomlyassignedinnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudent''st-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethestartoftesting.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.Verticalstripdrainsareinstalledinareaswhereitisdesiredtoincreasetherateofsoilconsolidation.Ithasbeenshownthatasthesoilaroundtheverticalstripdrainconsolidates,acrimpmayformintheverticalstripdrainduetothemovementofthedrainintheareaofsoilconsolidation.Thistestmethodcanbeusedtoevaluateifthereisanyreductioninflowrateofwaterthroughthedrainduetothecrimping,andwhateffect,ifany,thiscrimpingmayhaveontherateofconsolidationofthesoil.1.1Thistestmethodisaperformancetestthatmeasurestheeffectcrimpinghasontheabilityofverticalstripdrainstotransmitwaterparalleltotheplaneofthedrain.1.2Thistestmethodisapplicabletoallverticalstripdrains.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q81
【国际标准分类号】:91_060_20
【页数】:6P.;A4
【正文语种】:英语


【英文标准名称】:Toolsformoulding-Anglepins(ISO8404:2003)
【原文标准名称】:模铸工具.斜销
【标准号】:DINISO8404-2005
【标准状态】:现行
【国别】:德国
【发布日期】:2005-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:注塑模;塑料加工机械;工具;铸模设备;名称与符号;模制;压模;柄;压铸模具;形状;导柱;发霉;硬度;材料;直的;头;尺寸;元部件;销钉
【英文主题词】:Components;Compressionmoulds;Designations;Dimensions;Guideposts;Hardness;Head(anatomy);Injectionmoulds;Materials;Moulding;Mouldingequipment;Moulding(process);Pins(nails);Plastics-workingmachinery;Pressurediecastingmoulds;Shafts;Shape;Straight;Tools
【摘要】:ThisInternationalStandardspecifiesthebasicdimensions,inmillimetres,ofheadedanglepins(typeA)andofstraightanglepins(typeB)intendedforuseindiescastdiesandtoolsformoulding(anexampleofapplicationisgiveninFigure1).Italsospecifiesthematerialhardnessanddesignationoftheanglepins(typeAandB).
【中国标准分类号】:J61
【国际标准分类号】:25_120_30
【页数】:6P.;A4
【正文语种】:英语